.jd-layout{
    width: 100%;
    max-width: 600px;
    min-width: 320px;
    margin: 0 auto;


}

.jd-header{
    position: fixed;/*是以windows最外层容器计算*/
    top: 0;
    left: 0;
    width: 100%;
    height: 50px;
    z-index: 1000;
}

.jd-header > .jd-header-box{
    width: 100%;
    max-width: 600px;
    min-width: 320px;
    margin: 0 auto;
    /*改变背景透明度，使设置的文字不受影响*/
    background: rgba(201,21,35,0.85);
    height: 50px;
    position: relative;
}

.jd-header > .jd-header-box > .icon-logo{
    width: 65px;
    height: 50px;
    background: url("../img/n-cart.png") no-repeat;
    background-size: 65px 50px;
    position: absolute;
    top:0;
    left: 0;
}
.jd-header > .jd-header-box > .login{
    width: 50px;
    height: 50px;
    line-height: 50px;
    color: #FFF;
    right:0;
    top:0;
    position: absolute;
    font-size: 15px;
}

.jd-header > .jd-header-box > form{
    width:100%;
    height: 50px;
    padding-left: 65px;
    padding-right: 60px;
    position: relative;
}

.jd-header > .jd-header-box > form > input{
    width:100%;
    height:34px;
    border-radius: 12px;
    margin-top: 8px;
    padding-left: 30px;
}

.jd-header > .jd-header-box > form > .icon-search{
    width: 32px;
    height: 25px;
    background: url("../img/n-catergry.png") no-repeat;
    background-size: 32px 25px;
    position: absolute;
    top: 12px;
    left: 65px;
}

/*轮播图*/
.jd-banner{
    width: 100%;
    position: relative;

}

.jd-banner > ul:first-child{
    width:600%;
}

.jd-banner > ul:first-child > li{
    width:16.666666666666%;
    float: left;
}

.jd-banner > ul:first-child > li > a{
    width:100%;
    display: block;
}

/*去除图片和超链接间隙
    1、font-size:0;
    2、display：block;
    3、vertical-align: middle;
    */
.jd-banner > ul:first-child > li > a > img{
    width:100%;
    display: block;
}

.jd-guide{
    background: #ccc;
    width: 54px;
    position: relative;
    clear: both;
}

.jd-guide > ul:first-child{
    height: 40px;
    width: 54px;
    background: #333333;

    position: absolute;
    left:50%;
    bottom:5px;
    display: inline-block;
}

.jd-guide > ul:first-child > li{
    width:6px;
    height: 6px;
    float: left;
    border-radius: 3px;
    border: 1px solid #fff;
    margin-left: 10px;
}
.jd-guide > ul:first-child > li:nth-child(1){
    margin-left: 0;
}

.jd-guide > ul:first-child > li .now{
    background: #fff;
}

